6.17 Fix the fencing around readahead to not clash with an invalidation notification - #208

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hbirth wants to merge 7 commits into

DDNStorage:redfs-ubuntu-hwe-6.17.0-16.16-24.04.1from

hbirth:redfs-ubuntu-hwe-6.17.0-16.16-24.04.1

Commits on Sep 4, 2026

fuse: fill a folio under a pinned read grant
hbirth
committed
2c35958
fuse: fill a readahead window under a pinned read grant
hbirth
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200f4b5
fuse: ask for the read grant before the folios are locked
hbirth
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7a62915
fuse: stop asking for the readahead grant under the folio locks
hbirth
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3cde3f3
fuse: ask for the read grant on a readahead advice
hbirth
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3bae266
fuse: pin a streamed write across the request
hbirth
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bb319ea
fuse: take no dlm lock for O_DIRECT
hbirth
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6f21486